Home / 394,037,604.30-591,056,406.45-248,918,781.90

Finding the Fourth Proportional to 394,037,604.30, 591,056,406.45 and 248,918,781.90

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Solution

The fourth proportional to 394,037,604.30, 591,056,406.45 and 248,918,781.90 is: 373,378,172.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,037,604.30 : 591,056,406.45 = 248,918,781.90 : x
  2. Step 2: Convert to fraction form
    394,037,604.30/591,056,406.45 = 248,918,781.90/x
  3. Step 3: Cross multiply
    394,037,604.30x = 591,056,406.45 × 248,918,781.90
  4. Step 4: Simplify right side
    394,037,604.30x = 147,125,040,727,725,312
  5. Step 5: Solve for x
    x = 147,125,040,727,725,312/394,037,604.30
  6. Step 6: Final answer
    x = 373,378,172.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.